The Schlage Bowery Satin Nickel Entry Door Knob is perfect for use on exterior doors where extra security is needed. The Bowery Knobs clean lines and minimalist design give it a futuristic look that is as modern as it is stylish. The warm silver tones of Satin Nickel complement light and dark wood grains in addition to a broad spectrum of colors. The knob unlocks when the door is opened from the inside, allowing you to leave quickly and conveniently and re-enter easily. Plus, it was designed and tested with strength and durability in mind.